build(deps): bump google-cloud-dns from 0.34.1 to 0.34.2

Bumps [google-cloud-dns](https://github.com/googleapis/python-dns) from 0.34.1 to 0.34.2.
- [Release notes](https://github.com/googleapis/python-dns/releases)
- [Changelog](https://github.com/googleapis/python-dns/blob/main/CHANGELOG.md)
- [Commits](https://github.com/googleapis/python-dns/compare/v0.34.1...v0.34.2)

---
updated-dependencies:
- dependency-name: google-cloud-dns
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -41,7 +41,7 @@ google-cloud-appengine-logging==1.3.2
 google-cloud-audit-log==0.2.5
 google-cloud-core==2.3.2
 google-cloud-datastore==2.16.1
-google-cloud-dns==0.34.1
+google-cloud-dns==0.34.2
 google-cloud-error-reporting==1.9.2
 google-cloud-logging==3.8.0
 google-cloud-ndb==2.2.2